﻿<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head>
    <title>登录框</title>
    </head><body style="margin: 0px; padding: 0px;"><metahttp-equiv="pragma"content="no-cache"> 
    <metahttp-equiv="cache-control"content="no-cache,must-revalidate"> 
    <metahttp-equiv="expires"content="0">
    <script type="text/javascript" src="jquery.js"></script>   
    <script type="text/javascript">
	    function test() {
	        alert($("#sh2"));
	    }
	  </script>

<div id="sh2">test</>
<input type=button onclick="test();" value="test"/>
<body/>